Chalk line marking tool



FIG. 1 is a is a front perspective view of the chalk line marking tool.

FIG. 2 is a back perspective view of the chalk line marking tool.

FIG. 3 is left side view of the chalk line marking tool.

FIG. 4 is a right side view of the chalk line marking tool.

FIG. 5 is a back view of the chalk line marking tool.

FIG. 6 is a front view of the chalk line marking tool.

FIG. 7 is a top view of the chalk line marking tool; and,

FIG. 8 is a bottom view of the chalk line marking tool. 

CLAIM The ornamental design for a chalk line marking tool, as shown and described. 